Home / 284,234.41-392,233.20-156,907.27

Finding the Fourth Proportional to 284,234.41, 392,233.20 and 156,907.27

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Solution

The fourth proportional to 284,234.41, 392,233.20 and 156,907.27 is: 216,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,234.41 : 392,233.20 = 156,907.27 : x
  2. Step 2: Convert to fraction form
    284,234.41/392,233.20 = 156,907.27/x
  3. Step 3: Cross multiply
    284,234.41x = 392,233.20 × 156,907.27
  4. Step 4: Simplify right side
    284,234.41x = 61,544,240,615.36
  5. Step 5: Solve for x
    x = 61,544,240,615.36/284,234.41
  6. Step 6: Final answer
    x = 216,526.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.